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Inventor

Chang Liu

Inventor
Richmond Hill, CA

Overview

2→
Patents
2021
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties20%
G06FElectric digital data processing20%
G06NComputing arrangements based on specific computational models20%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes20%
H01JElectric discharge tubes or discharge lamps20%
PatentTitleYear
10,998,179Methods and systems for increasing sensitivity of direct sampling interfaces for mass spectrometric analysis202110,922,616Determining apparel sizes using physical measurements and artificial intelligence2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to AMAZON TECH INC (1)· patent assignee history
2021Patents assigned to DH TECHNOLOGIES DEV PTE LTD (1)· patent assignee history
2021Based in Richmond Hill, CA· patent location history
2021Based in Beijing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMAZON TECH INC12021
DH TECHNOLOGIES DEV PTE LTD12021
Locations
LocationPatentsSpan
Richmond Hill, CA12021
Beijing, CN12021